49 C.F.R. § 382.115 Starting date for testing programs.
Title 49 - Transportation
(a) All domestic-domiciled employers must implement the requirements of this part on the date the employer begins commercial motor vehicle operations. (b) All foreign-domiciled employers must implement the requirements of this part on the date the employer begins commercial motor vehicle operations in the United States.
Title 49: Transportation
PART 382—CONTROLLED SUBSTANCES AND ALCOHOL USE AND TESTING
Subpart A—General
§ 382.115 Starting date for testing programs.